[mythtv] Re: [mythtv-commits] Ticket #926: Radio channels for DVB-T

[Buechler, Mark R]

Ah, I see. I remember that now.. the exact same reason why 1080i streams are
actually 1088.

Thanks for pointing that out.

- Mark.

-----Original Message-----
From: Daniel Kristjansson [mailto:danielk at cuymedia.net] 
Sent: Wednesday, January 04, 2006 7:48 PM
To: Development of mythtv
Subject: RE: [mythtv] Re: [mythtv-commits] Ticket #926: Radio channels for
DVB-T

On Wed, 2006-01-04 at 19:49 -0500, Buechler, Mark R wrote:
> I followed the instructions in dummydtvrecorder.cpp but unfortunately they
> don't work. However I managed to get the following working:
> 
> # convert /tmp/1280x720.png ppm:- | ppmtoy4m -n15 -F50:1 -A1:1 -I p -r |
> mpeg2enc -V 92 -c -n p -f0 -b1152 -a1 --no-constraints -o /tmp/tmp.es
> 
> # mplex -f0 -b800 -o /tmp/tmp.ps /tmp/tmp.es
> 
> # vlc /tmp/tmp.es --sout
>
'#std{access=file,mux=ts{pid-pmt=0x20,pid-video=0x21.tsid=1},url="/tmp/tmp.t
> s"}'
> 
> Which resulted in the attached ts. I tried this with at 854x480 but for
some
> reason I couldn't get that to work. Anyone know why?

854 % 16 != 0

There are some constraints on an MPEG2 stream you need adhere to.
They are unfortunately too numerous too list in the dummydtvrecorder
instructions. But the apps used in the instructions do have more
information available in their man pages.

-- Daniel






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